High phase accuracy on-wafer measurement for quadrature voltage-controlled oscillator

Yin Cheng Chang, Yin Chung Chiu, Shuw Guann Lin, Ying Zong Juang, Hwann Kaeo Chiou

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Scopus citations

Abstract

An on-wafer measurement technique is proposed to characterize the phase accuracy of QVCO. The procedure of calibration and measurement is illustrated in details. An I/Q phase error of a QVCO was precisely measured using the receiver mode of VNA. An on-chip Cal Kit was designed and fabricated for de-embedding system error. A 5 GHz QVCO was then tested to demonstrate the feasibility of measurement and showed excellent quadrature accuracy within 1°.

Original languageEnglish
Title of host publicationProceedings of the 37th European Microwave Conference, EUMC
Pages340-343
Number of pages4
DOIs
StatePublished - 2007
Event37th European Microwave Conference, EUMC - Munich, Germany
Duration: 9 Oct 200712 Oct 2007

Publication series

NameProceedings of the 37th European Microwave Conference, EUMC

Conference

Conference37th European Microwave Conference, EUMC
Country/TerritoryGermany
CityMunich
Period9/10/0712/10/07

Keywords

  • Phase calibration
  • Phase error
  • Quadrature accuracy
  • QVCO

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